ASTM B117 Accredited Testing Labs in United States

(A2LA Cert. No. 3521.01) 11/17/2025 Page 2 of 2 Test Type/Equipment Capabilities: Test Method(s): Shock and Vibration Testing using Electro-Dynamic Shaker 1 Random: Frequency Range: (10 to 3,000) Hz Shock: 45g’s Sine: F

(A2LA Cert. No. 2881.01) Revised 06/23/2025 Page 8 of 16 Test Type Test Methods4: Salt Fog (Spray) AECTP-300 Method 309 - Salt Fog; ABD0100.1.2 (Airbus); ASTM B117; ATPD 2404B; BS

(A2LA Cert. No. 2745.01) 11/21/2024 Page 8 of 9 Test Type / Test Capabilities Test Method(s) Salt Spray Acetic Acid Salt Spray (AASS) ASTM G85, Annex A1, A2, A3; ISO 9227; JIS H8502; VOLVO STD 423-0010 Copper

(A2LA Cert. No. 4993.01) 10/15/2024 Page 1 of 7 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 VERTICAL LABORATORIES 1805 Flower Street Glendale, CA 91201 Kane Liang Phone: 818 858 1974 MECHANICAL Valid T

(A2LA Cert. No. 1719.01) 10/27/2025 Page 4 of 9 Test Technology/Description: Test Method(s)/Standard(s)2, 4: Package Testing (cont.) GR-487-CORE; GR-771-CORE; GR-950-CORE; GR-3108-CORE; GR-3178-CORE; GR-326-CORE Salt Spray

(A2LA Cert. No. 2916.01) 11/20/2025 Page 2 of 2 TEST TEST METHOD(S) Multiple Stone Impact (Gravitometers) AA-0079, AA-192; DIN 55996-1 (Withdrawn 1999); ISO 20567-1 Organic Coating Evaluation DBL 7381 (All except for Color, Man

(A2LA Cert. No. 0560.01) 05/27/2025 Page 2 of 5 Test Test Method(s) ENVIRONMENTAL SIMULATION (cont’d) Salt Spray / Acetic Acid Salt / Combined Thermal2 ASTM B117, B537, D610, D714, G85; GM4350M (s

(A2LA Cert. No. 3823.01) 07/07/2025 Page 3 of 4 Test Technology: Test Method(s): Water Spray FMVSS 108 (49 CFR 571.108); CMVSS 108; SAE J575 Dust FMVSS 108 (49 CFR 571.108); CMVSS 108; SAE J575 Salt Spray (Fog) ASTM

(A2LA Cert. No. 2558.01) 08/27/2025 Page 2 of 2 Test Test Method(s) Additives and Other Constituents in Plating Solutions by Titration (con’t) 800 Surface T

(A2LA Cert. No. 6709.01) Revised 06/27/2025 Page 1 of 9 SCOPE OF ACCREDITATION TO ISO/IEC 17025:20171 SGS TAIWAN LTD. RELIABILITY LABORATORY 31, Wu Chyuan Road, New Taipei Industrial Park New Taipei City, Taiwan

(A2LA Cert. No. 1735.01) Revised 03/17/2025 Page 5 of 8 Test: Test Method(s): 1,3 Surface Flammability of Carpets and Rugs 16 CFR 1630 Surface Flammability of Small Carpets and Rugs 16 CFR 1631 Flammability of Mattresses and Ma

(A2LA Cert. No. 7516.01) 10/14/2025 Page 1 of 1 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 CALV ARY INDUSTRIES, INC. 9233 Seward Road Fairf

(A2LA Cert. No. 2563.03) 5/29/2024 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17043:2023 AUTO TECHNOLOGY COMPANY 20026 Progress Drive Strongsville, OH 44149 Kevin Smith Phone: 440 572 7800 PROFICIENC

(A2LA Cert. No. 2467.01) 01/31/2025 Page 3 of 6 Test Test Method(s) Section(s) Pressure/Vacuum Leak: (10 to 14) psi USCAR-2 5.6.6 USCAR-15 5.7 FCA PF.90012 5.7.2 FCA PF.90051 6.4.3 GMW 3191 4.4.10 GMW 3172 9.5.4 KSA070 TRW-S

(A2LA Cert. No. 4831.01) 06/18/2024 Page 2 of 2 Test Technology: Test Method(s): Electrical Products of Electronic Products and Automotive Components Polymer Cold IEC 60068-2-1 Dry Heat IEC 60068-2-2 Change of Temperature IEC

(A2LA Cert. No. 859.01) Revised 09/19/2025 Page 7 of 13 LABORATORY ACCELERATED WEATHERING: Q-FOG™ CORROSION RESISTANCE TESTING ASTM B117 Salt Spray (Fog) Testing

(A2LA Cert. No. 214.38) 7/24/2024 Page 2 of 4 Test Technology/Description: Test Methods: Temperature/Humidity (continued) RTCA/DO-160, Section 6;

(A2LA Cert. No 0079.01) 12/31/2025 Page 7 of 11 Test: Test Method: Salt Spray / Corrosion ASTM B117, ASTM B137, ASTM B368, ASTM B680, ASTM D1654, ASTM D2059; Fiat 50180; Ford FLTM BI 004-03, FLTM BI 103-01, FLTM BQ 007-02, FLTM

(A2LA Cert. No. 0767.03) 03/17/2025 Page 3 of 5 Test Technology: Test Method(s) 2: Salt Fog/Salt Spray/Acidic Atmosphere MIL-STD-810C, Method 509.1; MIL-STD-810D, Method 509.2; MIL-STD-810E, Method 509.3; MIL-STD-810F, Method 509.4

(A2LA Cert. No. 2582.03) 11/26/2024 Page 1 of 3 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ELEMENT MATERIALS TECHNOLOGY SEATTLE 2200 222nd St.

(A2LA Cert. No. 214.46) 08/15/2025 Page 2 of 3 Test Type(s): Test Method(s): Solar Radiation (Sunshine) MIL-STD-810E/F/G/H, Method 505, Procedure I, Heat Effects (excluding Reflectance Check) Blowing Rain MIL-STD-810E/F/G/H, Method

(A2LA Cert. No. 0078.05) Revised 04/11/2025 Page 2 of 3 Test(s) 1: Test Method(s) 2: Salt Fog ASTM B117; VDA AK 1.4.2, Section 3.2.3 Dust SAE J575 Section 4.3; ISO 20653 Section 8.3.3; IEC 60529 Section 13.4; DIN 40050 Sectio

(A2LA Cert. No. 2582.02) 10/21/2024 Page 3 of 5 Test: Parameters: Test Method(s) 1: Temperature / Humidity (5 to 95) % RH BellCore GR-63-CORE 5.1.1.3 and 5.1.2; IEC 68-2-30, Test Db;

(A2LA Cert. No. 2012.01) Revised 06/16/2025 Page 1 of 13 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ASSURED TESTING SERVICES 388 Servidea Drive Ridgway, PA 15853 Kelly Moyer Phone: 814 773 3224 Fax: 81

(A2LA Cert. No. 1238.01) 01/13/2026 Page 2 of 2 Test: Test Methods: Corrosion Salt Spray ASTM B117 Susceptibility to Inter-Granular Corrosion ASTM A262 (Method A) Chemical Spec

(A2LA Cert. No. 7783.03) Revised 12/16/2025 Page 6 of 10 Test Technology: Test Method(s),: Cement Board Testing ASTM C1185 Standard test methods for sampling and testing non-asbestos fiber-cement flat sheet, roofing and siding

(A2LA Certificate No. 0591.11) 07/21/2025 Page 3 of 3 33439 Western Ave Union City, CA 94587 Test Technology: Test Method(s)1, 2: Airborne Contamination (Hygroscopic Dust) GR-63; GR-487 Altitude GR-63; IEC 60068-2-13

(A2LA Cert. No. 7250.12) 12/03/2025 Page 2 of 3 Test: Test Description: ASTM B117 Standard Practice for Operating Salt Spray (Fog) Apparatus ASTM E8/E8M Standard Test Meth

(A2LA Cert. No. 1345.02) 10/21/2025 Page 1 of 2 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 C & C TECHNOLOGIES, INC. 2455 Reliance Ave. Apex, NC 27539 Russ Mann Phone: 919 362 1116 MECHANICAL Valid To:

(A2LA Cert. No. 0098.03) REVISED 04/16/2025 Page 2 of 7 Test(s): Test Method(s): Environmental Simulation: Humidity MIL-STD-202 (Method 103B), MIL-STD-810 (Method 507) Fluorescent UV- Condensation, Light- and Water-Exposure

(A2LA Cert. No. 0378.01) 03/24/2025 Page 2 of 2 Test Test Method(s) Hydrogen Embrittlement ASTM F 606/F606M; SAE J81, J1237; SAE USCAR- 7 Grain Flow Pattern

(A2LA Cert No. 0214.24) 10/31/2025 Page 1 of 4 SCOPE OF ACCREDITATION TO ISO/IEC 17025:2017 ELEMENT MATERIALS TECHNOLOGY DALLAS – PLANO WEST 1701 E Plano Pkwy., Suite 150 Plano, TX 75074 Mr. Zach Keyser Email: zach.keyser@

(A2LA Cert. No. 0717.05) 07/02/2024 Page 3 of 7 Type of Test Measurement/ Test Parameter Measurement and Testing Range Light and Weather Fastness Testing with Carbon Arc Lamps – Weather Resistance Irradiance Fi

(A2LA Cert. No. 0850.02) 06/18/2025 Page 3 of 5 Test Description/ Equipment Parameter Test Method(s): Materials Testing continued: Bally Flex ASTM D6182; ISO 5402 (IUP 20-1); TSL 5101G §3.14.1 Chemical Resistance ASTM D1308; GMW